Roots - Proto, Prox, Prop


Proto - First

Prototype
First or preliminary model of something from which other forms are developed or copied.

Protocol
The established code of procedure or behavior in any group, organization, or situation.

Protoplasm
The colorless material compromising the living part of a cell, including the cytoplasm, nucleus, and other organelles.

Prox, Prop - Near

Proximity
Nearness in space, time, or relationship.

Propitious
Giving or indicating a good chance of success.

Propitiate
To win or regain favor of a god, spirit, or person by doing something that pleases them.